/Engine/Source/Runtime/MovieScene/Public/Channels/MovieSceneChannelHandle.h
TMovieSceneChannelHandle ( [TWeakPtr](API\Runtime\Core\Templates\TWeakPtr)< [FMovieSceneChannelProxy](API\Runtime\MovieScene\Channels\FMovieSceneChannelProxy) > InWeakChannelProxy, [FName](API\Runtime\Core\UObject\FName) InChannelTypeName, int32 InChannelIndex )